from a coupling component "C" containing a directive hydroxy group

Introduced: September 1968

Last revised: January 2006

Full Title

Disazo or polyazo dyes of the type A → B → C, A → B → C → D, or the like, prepared by diazotising and coupling > Disazo dyes > from a coupling component "C" containing a directive hydroxy group

Classification Context

Section:: CHEMISTRY; METALLURGY
Class:: DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
Subclass:: ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES

3 direct subcodes

Child Classifications

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C09B 31/062 Phenols
C09B 31/068 Naphthols
C09B 31/075 ortho-Hydroxy carboxylic acid amides